Patent · US Expired

Nonprecious dental alloy

US4514359A · kind A · utility

6Cited by
9References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 30, 1983
Grant dateApr 30, 1985
Priority date
Expiry dateMar 30, 2003

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K6/84
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A nonprecious alloy for porcelain-bonded dental restorations consists essentially of, in approximate percentage by weight, 25-30 chromium, 5-7 molybdenum, 0-1.0 each manganese and silicon, 0-0.3 carbon and 0-4 each gallium and indium, balance cobalt, these constituents accounting for at least 99.5 percent of the alloy, the sum of the manganese and silicon being at least about 0.5 percent and the sum of the gallium and indium being at least about 1.25 percent.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.